(2014 - current) U.S. Bureau of the Census, American Community Survey, 1-year estimates (B20004)

Footnotes:
(2005 - 2013) The six smallest counties are not included in the ACS – Cameron, Forest, Fulton, Montour, Potter, and Sullivan. The amounts used for those counties are small area (PUMA) figures.
(2014 - current) Single year estimates should not be compared to prior 3-year estimates. The 27 smallest counties are not included in the ACS - Bedford, Bradford, Cameron, Clarion, Clinton, Elk, Forest, Fulton, Greene, Huntingdon, Jefferson, Juniata, McKean, Mifflin, Montour, Perry, Pike, Potter, Snyder, Sullivan, Susquehanna, Tioga, Union, Venango, Warren, Wayne and Wyoming.
Earnings for those counties are small area (PUMA) figures.

(2014 - current) U.S. Bureau of the Census, American Community Survey, 1-year estimates (B20004)

Footnotes:
(2005 - 2013) The six smallest counties are not included in the ACS – Cameron, Forest, Fulton, Montour, Potter, and Sullivan. The amounts used for those counties are small area (PUMA) figures.
(2014 - current) Single year estimates should not be compared to prior 3-year estimates. The 27 smallest counties are not included in the ACS - Bedford, Bradford, Cameron, Clarion, Clinton, Elk, Forest, Fulton, Greene, Huntingdon, Jefferson, Juniata, McKean, Mifflin, Montour, Perry, Pike, Potter, Snyder, Sullivan, Susquehanna, Tioga, Union, Venango, Warren, Wayne and Wyoming.
Earnings for those counties are small area (PUMA) figures.